Temperature And Humidity Test Chamber LTHC-T518

Introduction

Temperature and Humidity Test Chamber features a 7-inch heating device and high/low-temperature resistant sealing strip to prevent frosting and external condensation. Our chamber is ideal for quality inspection of vehicles, plastics, metals, food, chemicals, and aerospace products.

This test equipment is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Our chamber is ideal for quality inspection of vehicles, plastics, metals, food, chemicals, medical devices, building materials, and aerospace components, ensuring reliable performance under precise temperature and humidity conditions.

Specifications

Capacity	408 L
Temperature Range	- 40 ℃ to + 150 ℃ (Optional + 180 ℃)
Temperature Uniformity	± 2.0 °C
Temperature Fluctuation	± 0.5 ℃
Temperature Deviation	± 2.0℃
Temperature Resolution	+ 0.1 ℃
Heating Rate	- 40 ℃ to + 100 ℃
Cooling Rate	+ 20 ℃ to – 40 ℃
Humidity Range	20 % to 98 % R.H
Humidity Uniformity	± 3 % R.H
Humidity Fluctuation	± 2.0 % R.H
Humidity Deviation	±3.0 % / 5.0 % R.H
Humidity Resolution	+ 0.1 %
Ambient Temperature	5 °C to 35 °C
Humidifier Type	Stainless-steel electric heating humidifier
Compressor	Copeland or Tecumseh or Sanyo compressor
Controller	7-inch touch screen controller
Centrifugal Blower	Multi-wings centrifugal blowers with aluminum alloy blades
Display Type	7-inch touch screen
Communication Interface	, , and (Optional)
Evaporator	High efficiency multi-stage fin type evaporator
Refrigeration System	Single stage refrigeration system with R404A refrigerant
Drainage Port	φ10 mm soft silicone drain pipe
Noise	≦ 75 (dB)
Exterior Chamber Material	High-quality carbon steel with painting
Interior Chamber Material	SUS304 matte stainless-steel plate
Insulation Material	Rigid polyurethane foam insulation, flame retardant grade B2
Power supply	AC 380V ±10% 50Hz / AC 220V ±10% 50Hz
Internal Dimensions	700 × 750 × 800 mm
External Dimensions	900 × 1715 × 1790 mm
Package Dimensions	1140 × 2240 × 2150 mm
Net Weight	872 Kg
Gross Weight	972 Kg

Features

408-Liter Test Capacity

Quick Recovery Time 

Data Backup Function

Quiet Fan Operation

Lockable Casters

FAQs

1. Can the Temperature And Humidity Test Chamber replicate extreme environmental conditions?

Yes, The Temperature And Humidity Test Chamber is designed to simulate a wide range of temperature and humidity conditions, including extreme scenarios. Some models can reach sub-zero temperatures and very high humidity levels to replicate harsh field conditions. This makes them suitable for aerospace, military, and automotive applications where components must perform under severe climate changes. Rapid ramp rates allow quick transition between different environmental conditions. These capabilities help in identifying failure points, material degradation, and long-term durability. By replicating these conditions in a controlled lab setting, companies can assess how products will perform globally. This simulation ability is essential for product development and validation.

2. How is data recorded and analyzed during tests?

Temperature And Humidity Test Chamber typically include built-in data logging systems to track performance throughout the test. Measurements such as temperature, humidity, and time are continuously recorded and stored in the chamber’s memory or an external . Many units offer PC connectivity via Ethernet, /485, or Wi-Fi for remote monitoring and data extraction. The data can be visualized in real-time through graphs or exported in formats like or for further analysis. This recorded data ensures traceability, helps troubleshoot issues, and supports regulatory documentation. For advanced needs, chambers can be integrated with software that allows automated reporting and multi-chamber management. Reliable data capture is essential for maintaining testing accuracy and compliance.

3. What materials are used in constructing the Temperature And Humidity Test Chamber and why?

Temperature And Humidity Test Chamber is built using materials that enhance performance, hygiene, and durability. The inner walls are typically made from stainless steel, which resists corrosion, is easy to clean, and does not react with test samples. The exterior is often constructed from cold-rolled steel with a powder-coated finish for structural strength and rust resistance. Polyurethane foam insulation is commonly used between the inner and outer walls to minimize heat transfer and improve energy efficiency. Doors may include silicone gaskets to maintain a tight seal and prevent air leakage. Observation windows are usually made from multi-layered tempered glass with anti-fog coatings. These construction materials contribute to the chamber’s long-term reliability and consistent performance.

4. What is the principle behind temperature and humidity control in the Temperature And Humidity Test Chamber ?

The basic principle involves a closed-loop feedback system that constantly adjusts internal conditions based on sensor input. A heater and refrigeration unit work together to increase or decrease the internal temperature as needed. Humidification is typically achieved through a steam generator or ultrasonic humidifier, while dehumidification is managed using a cooling coil to condense excess moisture. Precision sensors monitor the current temperature and relative humidity levels. These readings are compared to the preset values in the controller, which then sends signals to adjust the heating, cooling, or humidifying components accordingly. This system allows the chamber to maintain stable environmental conditions regardless of external influences. The process is automated to ensure accuracy and repeatability throughout testing cycles.

5. How is airflow managed inside the Temperature And Humidity Test Chamber to ensure uniform conditions?

Uniform airflow is essential to maintain consistent temperature and humidity levels throughout the testing space. The chamber uses specially designed circulation fans and duct systems to evenly distribute conditioned air. Baffles and airflow channels are strategically placed to eliminate hotspots and cold zones. This design ensures that every part of the test sample receives the same environmental exposure. Consistent airflow also aids in faster recovery times when the door is opened or conditions are changed. Without proper airflow, test results could vary significantly depending on sample placement. Manufacturers optimize airflow based on chamber size and performance requirements to guarantee uniformity.